Plastics - Unplasticized poly(vinyl chloride) (PVC-U) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 21306-1:2019)
Edition 2020-03-04

Plastics - Unplasticized poly(vinyl chloride) (PVC-U) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 21306-2:2019)
Edition 2020-03-04

Soil quality - Determination of dehydrogenases activity in soils - Part 1: Method using triphenyltetrazolium chloride (TTC) (ISO 23753-1:2019) (Endorsed by Asociación Española de Normalización in May of 2019.)
Edition 2019-05-01

Soil quality - Determination of dehydrogenases activity in soils - Part 1: Method using triphenyltetrazolium chloride (TTC) - Amendment 1 (ISO 23753-1:2019/Amd 1:2020) (Endorsed by Asociación Española de Normalización in January of 2021.)
Edition 2021-01-01

Soil quality - Determination of dehydrogenases activity in soils - Part 2: Method using iodotetrazolium chloride (INT) (ISO 23753-2:2019) (Endorsed by Asociación Española de Normalización in May of 2019.)
Edition 2019-05-01

Soil quality - Determination of dehydrogenases activity in soils - Part 2: Method using iodotetrazolium chloride (INT) - Amendment 1 (ISO 23753-2:2019/Amd 1:2020) (Endorsed by Asociación Española de Normalización in January of 2021.)
Edition 2021-01-01

Pigments and extenders - Methods of dispersion and assessment of dispersibility in plastics - Part 2: Determination of colouristic properties and ease of dispersion in plasticized polyvinyl chloride by two-roll milling (ISO 23900-2:2015)
Edition 2018-03-14

Plastics - Plasticized poly(vinyl chloride) (PVC-P) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 24023-1:2020)
Edition 2021-05-05

Plastics - Plasticized poly(vinyl chloride) (PVC-P) moulding and extrusion materials - Part 2: Preparation of test specimens and determination of properties (ISO 24023-2:2020)
Edition 2021-05-05

Plastics - Homopolymer and copolymer resins of vinyl chloride - Part 1: Designation system (ISO 24024-1:2021)
Edition 2021-12-07